-30.94% is the change from 669 to 462
Calculation steps:
[( 462 - 669 ) ÷ 669] x 100 = -30.94%
Formula
Percentage change = [(462 - 669) / 669] x 100
Subtract the new number by the original number
462 - 669 = -207
-207 ÷ 669 = -0.3094170403587444
-0.3094170403587444 x 100 = -30.94%